Documented in 1 files:
Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
drivers/dma/altera-msgdma.c msgdma_irq_handler() -> msgdma_start_transfer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mdev | 4096-ptr_max |
| PARAM_VALUE | 0 | mdev->csr | 0-ptr_max |
| PARAM_VALUE | 0 | mdev->idle | 1 |
| PARAM_VALUE | 0 | mdev->lock.rlock.dep_map->name | 0-255 |
| DATA_SOURCE | 0 | mdev | $1 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | 0 | &mdev->lock | |
| HALF_LOCKED2 | &desc->request_mutex | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct msgdma_device)->lock |
drivers/dma/altera-msgdma.c msgdma_issue_pending() -> msgdma_start_transfer()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mdev | 4096-ptr_max |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | flags | ||
| LOCK2 | 0 | &mdev->lock | |
| HALF_LOCKED2 | &ctlr->io_mutex | ||
| HALF_LOCKED2 | &host->io_mutex | ||
| HALF_LOCKED2 | rcu_read | ||
| TYPE_LOCK | (struct msgdma_device)->lock |